Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing my new design;

FIG. 2 is a front view thereof; and,

FIG. 3 is a partial enlarged view of the display screen or portion thereof with graphical user interface as shown in FIG. 1.

The broken line showing of a device in FIG. 2 illustrates environment and the remainder of the broken lines in FIGS. 1 and 2 represent portions of the display screen or portion thereof with graphical user interface; the broken lines form no part of the claimed design. 

CLAIM I claim the ornamental design for a display screen or a portion thereof with graphical user interface, as shown and described. 